Clean Water Act discharge permit · NPDES MO0040185
CENTER CREEK 201 WWTP, Webb City, MO: NPDES MO0040185 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 17Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
CENTER CREEK 201 WWTP, held by Center Creek Wastewater Treatment Board, holds NPDES permit MO0040185, which discharges to Tributary To Center Cr.. EPA’s file records it issued February 1, 2020 and expiring March 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CENTER CREEK 201 WWTP |
|---|---|
| Permittee as filed | Center Creek Wastewater Treatment Board |
| NPDES ID | MO0040185 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 1, 2020 |
| Expiration date | March 31, 2023 |
| Address | Webb City, MO 64870 |
| Receiving water | Tributary to Center Cr. |
| Subwatershed | Webb City-Center Creek (HUC 110702070607) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 24Pollutants on file
- 17Under a numeric limit
- 21With a violation of any kind
- 10With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Zinc, total recoverable | 21 | 526 | 277 | July 31, 2026 | 15,844% over the limit |
| E. coli | 4 | 13 | 13 | August 31, 2025 | 1,237% over the limit |
| E. coli, colony forming units [CFU] | 0 | 14 | 12 | September 30, 2017 | 1,054% over the limit |
| Nitrogen, ammonia total [as N] | 10 | 91 | 10 | June 30, 2026 | 1,107% over the limit |
| Solids, total suspended | 5 | 17 | 3 | October 31, 2015 | 104% over the limit |
| BOD, 5-day, 20 deg. C | 5 | 18 | 1 | April 30, 2017 | 10% over the limit |
| Ammonia [as N] + unionized ammonia | 0 | 5 | 1 | August 31, 2012 | 200% over the limit |
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 0 | 2 | 1 | September 30, 2002 | |
| LC50 Static 48Hr Acute Pimephales promelas | 0 | 2 | 1 | September 30, 2002 | |
| Coliform, fecal general | 0 | 1 | 1 | April 30, 2013 | 170% over the limit |
| Zinc, dissolved [as Zn] | 14 | 32 | 0 | ||
| pH | 6 | 17 | 0 | ||
| Flow, in conduit or thru treatment plant | 18 | 10 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 6 | 8 | 0 | ||
| Phosphorus, total [as P] | 6 | 8 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 8 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 4 | 0 | ||
| Nitrogen, total [as N] | 0 | 4 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 4 | 2 | 0 | ||
| Solids, suspended percent removal | 2 | 2 | 0 | ||
| BOD, 5-day, percent removal | 0 | 2 | 0 | ||
| BOD, percent removal [total] | 2 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 8, 2021 | Permit Violations - Unapproved Operation | ST6 |
| March 8, 2021 | WW SSO - Failure to report violation that may endanger public health 122.41(l)(7) | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID MO0040185 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.